Pith Number

pith:OCUBTKND

pith:2018:OCUBTKNDWSBG4ZBHNMNZ2VQQH3

not attested not anchored not stored refs pending

Object 3D Reconstruction based on Photometric Stereo and Inverted Rendering

Anish R. Khadka, Paolo Remagnino, Vasileios Argyriou

arxiv:1811.02357 v1 · 2018-11-06 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OCUBTKNDWSBG4ZBHNMNZ2VQQH3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:01:24.473483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70a819a9a3b4826e64276b1b9d56103ef59adb88f9cc301610887c23f4446b53

Aliases

arxiv: 1811.02357 · arxiv_version: 1811.02357v1 · doi: 10.48550/arxiv.1811.02357 · pith_short_12: OCUBTKNDWSBG · pith_short_16: OCUBTKNDWSBG4ZBH · pith_short_8: OCUBTKND

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/OCUBTKNDWSBG4ZBHNMNZ2VQQH3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 70a819a9a3b4826e64276b1b9d56103ef59adb88f9cc301610887c23f4446b53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd007cbea72360329b0931dcbc4f6f6053542834f58d219231eeaa854665f54a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-06T14:07:35Z",
    "title_canon_sha256": "2ef948b1f568fbdfb11bcf3c4d70e8beef78ae1f55b4a098a328efdc30c24c68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02357",
    "kind": "arxiv",
    "version": 1
  }
}